diff --git a/README.md b/README.md
index dfb9cba9c..7c6f7ea2b 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 [![DOI](https://zenodo.org/badge/129486382.svg)](https://zenodo.org/badge/latestdoi/129486382)
 ![Gradle build](https://github.com/mipt-npm/kmath/workflows/Gradle%20build/badge.svg)
 [![Maven Central](https://img.shields.io/maven-central/v/space.kscience/kmath-core.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22space.kscience%22)
-[![Space](https://img.shields.io/maven-metadata/v?label=Space&metadataUrl=https%3A%2F%2Fmaven.pkg.jetbrains.space%2Fmipt-npm%2Fp%2Fsci%2Fmaven%2Fspace%2Fkscience%2Fkmath-core%2Fmaven-metadata.xml)](https://maven.pkg.jetbrains.space/mipt-npm/p/sci/maven/space/kscience/)
+[![Space](https://img.shields.io/badge/dynamic/xml?color=orange&label=Space&query=//metadata/versioning/latest&url=https%3A%2F%2Fmaven.pkg.jetbrains.space%2Fmipt-npm%2Fp%2Fsci%2Fmaven%2Fspace%2Fkscience%2Fkmath-core%2Fmaven-metadata.xml)](https://maven.pkg.jetbrains.space/mipt-npm/p/sci/maven/space/kscience/)
 
 # KMath
 
@@ -207,7 +207,7 @@ One can still use generic algebras though.
 <hr/>
 
 * ### [kmath-kotlingrad](kmath-kotlingrad)
-> Functions, integration and interpolation
+> 
 >
 > **Maturity**: EXPERIMENTAL
 >
@@ -218,13 +218,13 @@ One can still use generic algebras though.
 <hr/>
 
 * ### [kmath-memory](kmath-memory)
-> An API and basic implementation for arranging objects in a continous memory block.
+> An API and basic implementation for arranging objects in a continuous memory block.
 >
 > **Maturity**: DEVELOPMENT
 <hr/>
 
 * ### [kmath-nd4j](kmath-nd4j)
-> ND4J NDStructure implementation and according NDAlgebra classes
+> 
 >
 > **Maturity**: EXPERIMENTAL
 >
@@ -241,6 +241,12 @@ One can still use generic algebras though.
 > **Maturity**: EXPERIMENTAL
 <hr/>
 
+* ### [kmath-symja](kmath-symja)
+> 
+>
+> **Maturity**: PROTOTYPE
+<hr/>
+
 * ### [kmath-tensors](kmath-tensors)
 > 
 >
@@ -293,8 +299,8 @@ repositories {
 }
 
 dependencies {
-    api("space.kscience:kmath-core:0.3.0-dev-11")
-    // api("space.kscience:kmath-core-jvm:0.3.0-dev-11") for jvm-specific version
+    api("space.kscience:kmath-core:0.3.0-dev-13")
+    // api("space.kscience:kmath-core-jvm:0.3.0-dev-13") for jvm-specific version
 }
 ```
 
diff --git a/docs/templates/README-TEMPLATE.md b/docs/templates/README-TEMPLATE.md
index c981cb0bd..bad11a31a 100644
--- a/docs/templates/README-TEMPLATE.md
+++ b/docs/templates/README-TEMPLATE.md
@@ -2,7 +2,7 @@
 [![DOI](https://zenodo.org/badge/129486382.svg)](https://zenodo.org/badge/latestdoi/129486382)
 ![Gradle build](https://github.com/mipt-npm/kmath/workflows/Gradle%20build/badge.svg)
 [![Maven Central](https://img.shields.io/maven-central/v/space.kscience/kmath-core.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22space.kscience%22)
-[![Space](https://img.shields.io/maven-metadata/v?label=Space&metadataUrl=https%3A%2F%2Fmaven.pkg.jetbrains.space%2Fmipt-npm%2Fp%2Fsci%2Fmaven%2Fspace%2Fkscience%2Fkmath-core%2Fmaven-metadata.xml)](https://maven.pkg.jetbrains.space/mipt-npm/p/sci/maven/space/kscience/)
+[![Space](https://img.shields.io/badge/dynamic/xml?color=orange&label=Space&query=//metadata/versioning/latest&url=https%3A%2F%2Fmaven.pkg.jetbrains.space%2Fmipt-npm%2Fp%2Fsci%2Fmaven%2Fspace%2Fkscience%2Fkmath-core%2Fmaven-metadata.xml)](https://maven.pkg.jetbrains.space/mipt-npm/p/sci/maven/space/kscience/)
 
 # KMath
 
diff --git a/kmath-ast/README.md b/kmath-ast/README.md
index b0f2d59e5..2f6b21094 100644
--- a/kmath-ast/README.md
+++ b/kmath-ast/README.md
@@ -10,7 +10,7 @@ Performance and visualization extensions to MST API.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-ast:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-ast:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -20,7 +20,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-ast:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-ast:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -31,7 +31,7 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-ast:0.3.0-dev-11")
+    implementation("space.kscience:kmath-ast:0.3.0-dev-13")
 }
 ```
 
diff --git a/kmath-complex/README.md b/kmath-complex/README.md
index 04431cf6c..18a83756d 100644
--- a/kmath-complex/README.md
+++ b/kmath-complex/README.md
@@ -8,7 +8,7 @@ Complex and hypercomplex number systems in KMath.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-complex:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-complex:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-complex:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-complex:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -29,6 +29,6 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-complex:0.3.0-dev-11")
+    implementation("space.kscience:kmath-complex:0.3.0-dev-13")
 }
 ```
diff --git a/kmath-core/README.md b/kmath-core/README.md
index 700eaef38..6ca8c8ef8 100644
--- a/kmath-core/README.md
+++ b/kmath-core/README.md
@@ -15,7 +15,7 @@ performance calculations to code generation.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-core:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-core:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -25,7 +25,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-core:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-core:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -36,6 +36,6 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-core:0.3.0-dev-11")
+    implementation("space.kscience:kmath-core:0.3.0-dev-13")
 }
 ```
diff --git a/kmath-ejml/README.md b/kmath-ejml/README.md
index 79a28b824..10e7bd606 100644
--- a/kmath-ejml/README.md
+++ b/kmath-ejml/README.md
@@ -9,7 +9,7 @@ EJML based linear algebra implementation.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-ejml:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-ejml:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -19,7 +19,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-ejml:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-ejml:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -30,6 +30,6 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-ejml:0.3.0-dev-11")
+    implementation("space.kscience:kmath-ejml:0.3.0-dev-13")
 }
 ```
diff --git a/kmath-for-real/README.md b/kmath-for-real/README.md
index 5ca805093..6339782dd 100644
--- a/kmath-for-real/README.md
+++ b/kmath-for-real/README.md
@@ -9,7 +9,7 @@ Specialization of KMath APIs for Double numbers.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-for-real:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-for-real:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -19,7 +19,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-for-real:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-for-real:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -30,6 +30,6 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-for-real:0.3.0-dev-11")
+    implementation("space.kscience:kmath-for-real:0.3.0-dev-13")
 }
 ```
diff --git a/kmath-functions/README.md b/kmath-functions/README.md
index 2497f7102..77f55528a 100644
--- a/kmath-functions/README.md
+++ b/kmath-functions/README.md
@@ -11,7 +11,7 @@ Functions and interpolations.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-functions:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-functions:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -21,7 +21,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-functions:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-functions:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -32,6 +32,6 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-functions:0.3.0-dev-11")
+    implementation("space.kscience:kmath-functions:0.3.0-dev-13")
 }
 ```
diff --git a/kmath-kotlingrad/README.md b/kmath-kotlingrad/README.md
index 4393cbf8c..31c7bb819 100644
--- a/kmath-kotlingrad/README.md
+++ b/kmath-kotlingrad/README.md
@@ -8,7 +8,7 @@
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-kotlingrad:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-kotlingrad:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-kotlingrad:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-kotlingrad:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -29,6 +29,6 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-kotlingrad:0.3.0-dev-11")
+    implementation("space.kscience:kmath-kotlingrad:0.3.0-dev-13")
 }
 ```
diff --git a/kmath-nd4j/README.md b/kmath-nd4j/README.md
index 6408be13b..1c945f06a 100644
--- a/kmath-nd4j/README.md
+++ b/kmath-nd4j/README.md
@@ -9,7 +9,7 @@ ND4J based implementations of KMath abstractions.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-nd4j:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-nd4j:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -19,7 +19,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-nd4j:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-nd4j:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -30,7 +30,7 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-nd4j:0.3.0-dev-11")
+    implementation("space.kscience:kmath-nd4j:0.3.0-dev-13")
 }
 ```
 
diff --git a/kmath-tensors/README.md b/kmath-tensors/README.md
index 75de2bf35..dd21a9f2f 100644
--- a/kmath-tensors/README.md
+++ b/kmath-tensors/README.md
@@ -9,7 +9,7 @@ Common linear algebra operations on tensors.
 
 ## Artifact:
 
-The Maven coordinates of this project are `space.kscience:kmath-tensors:0.3.0-dev-11`.
+The Maven coordinates of this project are `space.kscience:kmath-tensors:0.3.0-dev-13`.
 
 **Gradle:**
 ```gradle
@@ -19,7 +19,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'space.kscience:kmath-tensors:0.3.0-dev-11'
+    implementation 'space.kscience:kmath-tensors:0.3.0-dev-13'
 }
 ```
 **Gradle Kotlin DSL:**
@@ -30,6 +30,6 @@ repositories {
 }
 
 dependencies {
-    implementation("space.kscience:kmath-tensors:0.3.0-dev-11")
+    implementation("space.kscience:kmath-tensors:0.3.0-dev-13")
 }
 ```